Mumbai: The 30-scrip sensitive index ended the week at 18,815.64 points as bullish trend prevailed in the market. The Nifty also registered handsome gains to close the week with a 5.22 percent gain at 5,654.25 points. It closed at 5,373.7 points in the previous week.

Traders bought stocks, which had been oversold in recent weeks on account of political turmoil in the Middle East, surging inflation levels and the Japan earthquake and tsunami.

Broader indices too rose with the BSE midcap index registering a 3.25 per cent rise while the BSE small cap index rose by 2.61 per cent.

Major gainers on the 30-scrip Sensex, DLF, rose by 10.8 per cent at Rs.248.60; Jaiprakash Associates, rose by 8.7 per cent at Rs.90.35; ICICI Bank, up 7.5 per cent at Rs.1, 090.5 and BHEL, up 6.1 per cent at Rs.2, 089.55.

Major losers included Hero Honda, down 1.7 per cent at Rs.1, 490.50; Reliance Infra, down 1.4 per cent at Rs.650.65; Reliance Industries, down 1 per cent at Rs.1, 026.05; and Reliance Communications, down 0.8 per cent at Rs.106.80.

Foreign institutional investors purchased equities worth $118.38 million during the week, according to the Securities and Exchange Board of India (SEBI).

As optimism returned, Asian markets also witnessed a rise. 

The Japanese Nikkei index rose 3.58 per cent for the week to end at 9,536.13 points, while Hong Kong's Hang Seng gained 3.85 per cent at 23,158.67 points.

A benchmark of Chinese markets, Shanghai Composite index, rose by 2.44 per cent at 2,977.81 points.

Most European markets registered their highest weekly gain in about six months as the investor community felt more confident that global economy would continue to grow inspite of the Japan nuclear crisis and turmoil in the Middle East.